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-rw-r--r--gcc/testsuite/gcc.dg/multiple-overflow-warn-3.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/multiple-overflow-warn-3.c b/gcc/testsuite/gcc.dg/multiple-overflow-warn-3.c
new file mode 100644
index 00000000000..afb4e517f28
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/multiple-overflow-warn-3.c
@@ -0,0 +1,12 @@
+/* PR 30465 : Test for duplicated warnings in a conversion. */
+/* { dg-do compile } */
+/* { dg-options "-Woverflow" } */
+
+short int
+g (void)
+{
+ short int wc = ((short int)1 << 31) - 1; /* { dg-bogus "overflow .* overflow" } */
+ /* { dg-warning "overflow" "" { target *-*-* } 8 } */
+ return wc;
+}
+